Angličtina
Sugar - beet, Beta vulgaris is one of the most important economic crops in Egypt. Therefore, farmers are encouraged to increase sugar beet production in order to increase the requirements for local sugar production. Sugar- beet plants are liable to infestation by a variety of insects. Some of these insects are key pests of regular occurrence and cause serious damage to their host plants that leads to reduction of crop yield, in both quantity and quality. Sugar is a strategic commodity to many countries of the world, since it comes right after wheat. It has strategic importance to many countries in Europe, Africa. North and South America and Australia, where as it occupies the second position after rice in Asian countries. The production of crystallized sugar in the world depends on two main crops mainly sugar cane, Saccharum officinarum L. and sugar-beet , Beta vulgaris L. where the percentages of the obtained sugar from cane and beet reached about 60 and 40 % of the total world production of crystallized sugar, respectively.
